421769150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 919226880

約数和(自身を除く): 497457730

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 79, 85, 110, 158, 170, 187, 275, 374, 395, 425, 550, 571, 790, 850, 869, 935, 1142, 1343, 1738, 1870, 1975, 2686, 2855, 3950, 4345, 4675, 5710, 6281, 6715, 8690, 9350, 9707, 12562, 13430, 14275, 14773, 19414, 21725, 28550, 29546, 31405, 33575, 43450, 45109, 48535, 62810, 67150, 73865, 90218, 97070, 106777, 147730, 157025, 213554, 225545, 242675, 314050, 369325, 451090, 485350, 496199, 533885, 738650, 766853, 992398, 1067770, 1127725, 1533706, 2255450, 2480995, 2669425, 3834265, 4961990, 5338850, 7668530, 8435383, 12404975, 16870766, 19171325, 24809950, 38342650, 42176915, 84353830, 210884575, 421769150]

約数ペア:

[(1, 421769150), (2, 210884575), (5, 84353830), (10, 42176915), (11, 38342650), (17, 24809950), (22, 19171325), (25, 16870766), (34, 12404975), (50, 8435383), (55, 7668530), (79, 5338850), (85, 4961990), (110, 3834265), (158, 2669425), (170, 2480995), (187, 2255450), (275, 1533706), (374, 1127725), (395, 1067770), (425, 992398), (550, 766853), (571, 738650), (790, 533885), (850, 496199), (869, 485350), (935, 451090), (1142, 369325), (1343, 314050), (1738, 242675), (1870, 225545), (1975, 213554), (2686, 157025), (2855, 147730), (3950, 106777), (4345, 97070), (4675, 90218), (5710, 73865), (6281, 67150), (6715, 62810), (8690, 48535), (9350, 45109), (9707, 43450), (12562, 33575), (13430, 31405), (14275, 29546), (14773, 28550), (19414, 21725)]